/** Reattach all links to their source and target node. */
private void reattachLinks() {
for (OPPLink link : links) {
link.setSource(linkSources.get(link));
link.setTarget(linkTargets.get(link));
if (container instanceof OPPObjectProcessDiagram) {
link.setOpd((OPPObjectProcessDiagram) container);
} else {
OPPNode containerNode = (OPPNode) container;
link.setOpd(OPPNodeExtensions.findOPD(containerNode));
}
}
}
/**
* Detach all links from the node and from the other connecting node, storing the connection
* information in local data structures.
*/
private void detachLinks() {
links = new ArrayList<OPPLink>();
linkSources = new HashMap<OPPLink, OPPNode>();
linkTargets = new HashMap<OPPLink, OPPNode>();
links.addAll(node.getIncomingLinks());
links.addAll(node.getOutgoingLinks());
for (OPPLink link : links) {
linkSources.put(link, link.getSource());
linkTargets.put(link, link.getTarget());
link.setSource(null);
link.setTarget(null);
link.setOpd(null);
}
}